Remove extra blank line

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=217907544

library/hls/src/main/java/com/google/android/exoplayer2/source/hls/HlsMediaChunk.java

@@ -41,7 +41,6 @@ import java.util.concurrent.atomic.AtomicInteger;
  */
  */
 /* package */ final class HlsMediaChunk extends MediaChunk {
 /* package */ final class HlsMediaChunk extends MediaChunk {
 
 
-
   private static final String PRIV_TIMESTAMP_FRAME_OWNER =
   private static final String PRIV_TIMESTAMP_FRAME_OWNER =
       "com.apple.streaming.transportStreamTimestamp";
       "com.apple.streaming.transportStreamTimestamp";